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EP3326735A1 - Procédé et dispositif de détection de dimensions dans le bec verseur d'un récipient métallurgique - Google Patents

Procédé et dispositif de détection de dimensions dans le bec verseur d'un récipient métallurgique Download PDF

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Publication number
EP3326735A1
EP3326735A1 EP17174075.6A EP17174075A EP3326735A1 EP 3326735 A1 EP3326735 A1 EP 3326735A1 EP 17174075 A EP17174075 A EP 17174075A EP 3326735 A1 EP3326735 A1 EP 3326735A1
Authority
EP
European Patent Office
Prior art keywords
spout
coil
induction coil
refractory
induction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP17174075.6A
Other languages
German (de)
English (en)
Other versions
EP3326735B1 (fr
Inventor
Christian Manhart
Goran Vukovic
Klaus Gamweger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Refractory Intellectual Property GmbH and Co KG
Original Assignee
Refractory Intellectual Property GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/EP2016/079100 external-priority patent/WO2017093236A1/fr
Application filed by Refractory Intellectual Property GmbH and Co KG filed Critical Refractory Intellectual Property GmbH and Co KG
Priority to EP17174075.6A priority Critical patent/EP3326735B1/fr
Priority to CA3043852A priority patent/CA3043852A1/fr
Priority to US16/464,480 priority patent/US11141779B2/en
Priority to CN201780073853.XA priority patent/CN109996622B/zh
Priority to PCT/EP2017/078175 priority patent/WO2018099685A1/fr
Priority to RU2019118680A priority patent/RU2766939C2/ru
Priority to JP2019528514A priority patent/JP2020504281A/ja
Priority to BR112019010410-0A priority patent/BR112019010410B1/pt
Publication of EP3326735A1 publication Critical patent/EP3326735A1/fr
Priority to CL2019001331A priority patent/CL2019001331A1/es
Publication of EP3326735B1 publication Critical patent/EP3326735B1/fr
Application granted granted Critical
Priority to JP2022181762A priority patent/JP7438312B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
    • B22D2/001—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass for the slag appearance in a molten metal stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/18—Controlling or regulating processes or operations for pouring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/08—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like for bottom pouring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/24—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings characterised by a rectilinearly movable plate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/28—Plates therefor
    • B22D41/36—Treating the plates, e.g. lubricating, heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/44—Consumable closure means, i.e. closure means being used only once
    • B22D41/46—Refractory plugging masses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/50—Pouring-nozzles
    • B22D41/60—Pouring-nozzles with heating or cooling means
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4653—Tapholes; Opening or plugging thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00—Arrangements of controlling devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
    • F27D21/04—Arrangement of indicators or alarms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/15—Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1509—Tapping equipment
    • F27D3/1518—Tapholes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/18—Controlling or regulating processes or operations for pouring
    • B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
    • B22D11/186—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by using electric, magnetic, sonic or ultrasonic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/50—Pouring-nozzles
    • B22D41/52—Manufacturing or repairing thereof
    • B22D41/54—Manufacturing or repairing thereof characterised by the materials used therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C2005/5288—Measuring or sampling devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
    • G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
    • G01F1/582—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters without electrodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/74—Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Definitions

  • the invention relates to a method for detecting sizes in the spout of a metallurgical vessel according to the preamble of claim 1 or by a device according to claim 5.
  • EP-A-0 306 792 is a device for slag early detection of a melt stream from a molten metal containing pan, in which a coil is provided, which encloses a pouring tube below the ladle spout.
  • This detector coil generates a current by means of which changes in the electrical conductivity of the outflowing molten metal due to slag inclusion as a corresponding change in the outgoing impedance of this detector coil is reflected and measured by evaluation means.
  • a circuit with a signal amplification which comprises this detector coil and an adjustable capacitor for adjusting the resonance frequency, so that the capacitive reaction of the circuit due to the presence of this capacitor deletes the inductive reaction of the circuit, so that only one impedance depending on the resistance of the coil remains.
  • the invention has for its object to improve a method for detecting sizes in the spout of a metallurgical vessel such that with it an optimal operation in the casting of molten metal is made possible and that further the full functionality of the vessel is ensured throughout the Abgiessvorgangs.
  • the various sizes in the spout are detected or measured by means of at least one spool in the spout and / or by means of an induction coil of an induction heater, wherein the sizes are preferably the slag fraction during casting of the molten metal and the wear state of the spool Refractory parts in the spout, the solidified molten metal, the flow rate and / or stuffing in the spout is. Consequently, after evaluating a closure member for the spout actuated, a heating of the metal in the spout channel and / or a renewal of the spout channel are triggered.
  • the melt and / or slag frozen in the exit channel can already be melted with the induction coil prior to casting with the sliding closure closed. This will the entire casting process is carried out more safely and thereby be better controllable or controllable and also a longer shelf life of the refractory materials of the spout is achieved.
  • the invention also provides that the induction heater is composed of an induction coil surrounding the spout and a cooling system comprising it. This measure prevents the induction coil or its ferritic supporting body from being heated by the lining or the outer jacket of the furnace and the sliding closure which is hot during operation.
  • the invention provides that the induction coil is embedded in a supporting body made of ferritic material and the cooling system with a cooling chamber peripherally enclosing the cooling chamber and a directed towards the furnace side wall of the support body is provided adjacent cooling chamber.
  • the inner sleeve is provided in the region of the graphite insert with a hard layer protecting the inner surface of the insert, for example of clay material or SiC. This prevents that the outflowing melt and / or the slag and / or oxidizing gas, such as air, can attack the graphite insert. This protective effect can also be extended to the entire inner sleeve by extending the hard layer beyond the insert.
  • Fig. 1 shows the spout 5 of a metallurgical furnace, preferably a copper anode furnace 1, which comprises an outer steel shell 2 and a refractory lining 3.
  • this spout 5 is formed extending radially outwards with a perforated brick 11 with the spout channel 12.
  • a per se conventional sliding closure 10 as a closure member of the spout channel 12 is arranged on the spout 5. It is provided in this one fixed to the outside of the furnace housing 9, in which at least one refractory closure plate 6 is inserted and an above this subsequent inner sleeve 13 is releasably attached.
  • This sliding closure 10 also has an indicated movable refractory slide plate 8, which is held in a unit not shown in detail and is pressed against the upper closure plate 6 and is movable relative to this in an open or closed position of the sliding closure.
  • a removable induction heater 14 is placed, which has an induction coil 15 surrounding the inner sleeve 13 above the housing 9.
  • the housing 9 is expediently assigned a support ring 23 which is fixed in a retaining plate 2 'fastened in the steel jacket 2 of the furnace 1.
  • the method for detecting quantities in the spout 5 of the copper anode furnace 1 it is provided that at least one coil surrounding the spout channel 12 and a supply or evaluation unit connected thereto are measured and evaluated. It is thereby by the supply unit in the respective Coil generates an alternating current with a predetermined frequency and through this evaluation unit, the impedance and / or the induced current waveform are determined by changes in the sizes in the spout 5.
  • this is at least one coil which is received in a refractory part forming the spout channel 12, as in the perforated brick 11, in the one inner sleeve 13, in an insert sleeve 30, in a closure plate 6 of the sliding closure 10, and / or this as the spout channel surrounding induction coil 15 of an induction heater 14 is used, by means of which as monitoring respectively at least one, preferably different sizes are detected or measured in the spout, such as the slag content during casting of the molten metal, the wear state of the spout, solidified molten metal and / or stuffing in the spout. Furthermore, with this monitoring, the flow rate can be determined and also gas inclusions are determined in particular as gas bubbles in the effluent melt.
  • Fig. 1 are in addition to the induction coil 15 by way of example a coil 11 'in the hole block 11, a coil 13' in the inner sleeve 13, and a coil 6 'in the closure plate 6 as a possible positioning for this monitoring indicated. It goes without saying that with the inventive method in each case only the induction coil 15, or preferably In addition, only one of the indicated coils 6 ', 11', 13 'used for detecting the different sizes in the spout 5 and thus sufficient results can be achieved.
  • the induction coil 15 can also be used only for heating.
  • This respective coil 6 ', 11', 13 ' is connected by a line 34 such as that for the induction coil 15 guided line 26 to an external supply and evaluation unit 33, as shown in Fig. 3 is apparent.
  • the evaluation unit determines the complex resistance (Z), the complex angle ( ⁇ ) and / or the current (I) of the impedance.
  • the measurement states of the impedance and / or the induced current profile are determined before, during and / or after casting in the various states of the proportion of slag in the melt or wear in the spout 5 and stored as calibrating setpoints, which with the measured actual values before, during and / or after pouring and from which the sizes are assigned.
  • FIG. 12 is a graph showing a normalized waveform of the current [I], the complex resistance [Z] and the complex angle [ ⁇ ] of the impedance in a coil, which is not illustrated in absolute terms, depending on the mixing ratio m of the molten metal to the slag.
  • the mixing ratio m is indicated on the abscissa between the value 0 and 1 of the proportion of metal (copper) from 0 to 100%, while the ordinate normalized or ratio values are between -1 and +1.
  • a temperature measurement in the region of the pouring channel 12 and / or in the induction heating 14 is additionally carried out within the scope of the invention.
  • at least one sensor is installed in said area, which is connected via a line to the evaluation unit and used to determine the sizes or compared with target values and actuated with appropriate deviations, the closure member for the spout, a heating of the metal in the spillway and / or a renewal of the spout channel can be triggered.
  • This consideration of the temperature in the spout 5 can also be coordinated or compared with the determination of the impedance, so that one can compensate for errors in the measurements.
  • annular insert 30 made of graphite or graphite-containing material in the region of the induction coil 15 is provided in the inner sleeve 13.
  • the insert 30 is advantageously provided on the rear side and / or on both end faces with an insulating layer.
  • the inner sleeve 13 is provided in the region of the insert 30 with a hard layer 31, preferably of alumina Al 2 O 3 or SiC, with which the inner surface of the insert against the effluent melt and / or slag and / or oxidizing gas, such as air , is protected.
  • the hard layer 31 may optionally be extended beyond the annular insert 30.
  • the inner sleeve 13 is centered in the housing 9 and in the spacer ring 24 and inserted from the outside into the hole block 11.
  • Fig. 3 illustrates a copper anode furnace 1 with a mounted on his spout sliding closure 10, which comprises a furnace drum with a steel shell 2 and a filling opening 4.
  • the copper melt cleaned in the furnace by a special treatment is then poured off through the sliding closure 10, which is mounted on the spout on the circumference of the furnace drum.
  • an external generator 27 and a transformer 28 connected thereto via lines 25 are preferably provided in the spout for operation of the induction heater 14, the latter being mounted on the furnace 1, for example.
  • this leading from the transformer 28 to the induction coil 15 power line 26 and the cooling line is provided.
  • the generator and the transformer could also be formed as a unit and mounted on the oven or stationed separately therefrom.
  • the respective coil 6 ', 11', 13 ' is connected by a line 34 to an external supply or evaluation unit 33, by means of which this detection is determined according to the invention.
  • the supply unit for the coils could also be integrated in the generator 27.
  • the invention is basically applicable to all metallurgical furnaces, the spout is provided with a sliding closure arranged on the spout end.
  • the induction heater 14 is activated either manually or automatically in cooperation with the actuator of the slide fastener. Depending on the type or construction of the furnace, it may also include several distributed over the length of the spout induction coils.
  • the induction coil 15 is embedded in a support body 17 of ferritic material.
  • the support body 17 with the surrounding cooling chambers 18, 19 are installed in the support plate 23.
  • the induction heater 14 is advantageously coated on the rear and side walls with an insulating layer.
  • a spacer ring 24, preferably made of copper material, is inserted between this supporting body 17 and the sliding closure 10. This spacer ring 24 serves as a centering of the inner sleeve 13 in the spout 5. But it could also be provided two separate rings.
  • the support plate 2 'and the housing 9 is also a longitudinal conduit with a groove or the like for receiving at least one conduit 26, such as a power and coolant line, provided for the induction coil 15.
  • the housing 9 is fixed to the support plate 23 and the holding plate 2 'and can be together and with the inner sleeve 13 separated from the induction heater 14 with the support body 17, the induction coil 15 and the cooling chambers 18, 19 and removed.
  • a copper anode furnace instead of a copper anode furnace, other vessels could be provided with the sliding closure or a similar closing device, such as a copper converter with a tapping, which is formed of several juxtaposed sleeves without perforated brick, a flash smelting furnace, an electric melting furnace or similar metallurgical vessels.
  • a copper converter with a tapping which is formed of several juxtaposed sleeves without perforated brick, a flash smelting furnace, an electric melting furnace or similar metallurgical vessels.
  • the inventive method for detecting the sizes mentioned is advantageously also suitable for a provided as a tapping spout of a copper converter.
  • the at least one coil is embedded in one of the plurality of aligned sleeves (tesserae) or in a surrounding intermediate sleeve as a refractory part.
  • closure member such as a plug closure
  • a closure member for closing the spout in a known manner from the outside used, which contains, for example, alumina and is deformable.
  • a coil could likewise be embedded in a refractory part and at least the state of wear of the refractory parts forming the spout can be determined by the method according to the invention.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Fluid Mechanics (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Details (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
EP17174075.6A 2015-12-01 2017-06-01 Procédé et dispositif de détection de dimensions dans le bec verseur d'un récipient métallurgique Active EP3326735B1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
EP17174075.6A EP3326735B1 (fr) 2016-11-29 2017-06-01 Procédé et dispositif de détection de dimensions dans le bec verseur d'un récipient métallurgique
RU2019118680A RU2766939C2 (ru) 2016-11-29 2017-11-03 Способ и устройство для определения различных переменных в носке металлургического конвертера
BR112019010410-0A BR112019010410B1 (pt) 2015-12-01 2017-11-03 Método e dispositivo para detecção de tamanhos no bocal de um recipiente metalúrgico e membro refratário para o bocal de um recipiente metalúrgico para realizar o referido método
US16/464,480 US11141779B2 (en) 2016-11-29 2017-11-03 Method and device for detecting variables in the outlet of a metallurgical vessel
CN201780073853.XA CN109996622B (zh) 2016-11-29 2017-11-03 用于检测在冶金的容器的注出部中的参量的方法以及机构
PCT/EP2017/078175 WO2018099685A1 (fr) 2016-11-29 2017-11-03 Procédé ainsi que dispositif pour la détection de dimensions dans la busette d'un récipient métallurgique
CA3043852A CA3043852A1 (fr) 2015-12-01 2017-11-03 Procede ainsi que dispositif pour la detection de dimensions dans la busette d'un recipient metallurgique
JP2019528514A JP2020504281A (ja) 2016-11-29 2017-11-03 冶金容器の吐出口における寸法を検出する方法及び装置
CL2019001331A CL2019001331A1 (es) 2015-12-01 2019-05-16 Método y dispositivo de detección de variables en la salida de un recipiente metalúrgico.
JP2022181762A JP7438312B2 (ja) 2016-11-29 2022-11-14 冶金容器の吐出口における寸法を検出する方法及び装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/EP2016/079100 WO2017093236A1 (fr) 2015-12-01 2016-11-29 Fermeture coulissante à la sortie de coulée d'un récipient métallurgique
EP17174075.6A EP3326735B1 (fr) 2016-11-29 2017-06-01 Procédé et dispositif de détection de dimensions dans le bec verseur d'un récipient métallurgique

Publications (2)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
EP3814728B1 (fr) 2018-06-29 2023-08-16 Danieli & C. Officine Meccaniche S.p.A. Système de détection pour détecter le niveau de métal dans un four de fusion

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Publication number Priority date Publication date Assignee Title
EP3326735B1 (fr) 2016-11-29 2020-07-22 Refractory Intellectual Property GmbH & Co. KG Procédé et dispositif de détection de dimensions dans le bec verseur d'un récipient métallurgique
PL3175939T3 (pl) * 2015-12-01 2021-04-06 Refractory Intellectual Property Gmbh & Co. Kg Zamknięcie zasuwowe na wylewie naczynia metalurgicznego
EP3851225A1 (fr) 2020-01-15 2021-07-21 Refractory Intellectual Property GmbH & Co. KG Fermeture coulissante pour une cuve métallurgique
CN117407679B (zh) * 2023-12-15 2024-03-12 南京中鑫智电科技有限公司 智能末屏传感器的数据采集方法及系统

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US4816758A (en) * 1984-10-27 1989-03-28 Amepa Angewandte Messtechnik Und Prozessautomatisierung Gmbh Method and apparatus for the detection of slag co-flowing within a stream of molten metal
EP0306792A2 (fr) 1987-09-09 1989-03-15 Westinghouse Electric Corporation Appareil de détection des scories pour un processus de contrôle de l'acier fondu
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3814728B1 (fr) 2018-06-29 2023-08-16 Danieli & C. Officine Meccaniche S.p.A. Système de détection pour détecter le niveau de métal dans un four de fusion

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CN109996622B (zh) 2022-03-29
US20190375001A1 (en) 2019-12-12
JP2023015287A (ja) 2023-01-31
JP2020504281A (ja) 2020-02-06
RU2019118680A3 (fr) 2021-02-16
RU2766939C2 (ru) 2022-03-16
WO2018099685A1 (fr) 2018-06-07
JP7438312B2 (ja) 2024-02-26
EP3326735B1 (fr) 2020-07-22
US11141779B2 (en) 2021-10-12
RU2019118680A (ru) 2021-01-12
CN109996622A (zh) 2019-07-09

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